Our Certificates


1: In October 2010, named instrument as "Linshang" and successfully registered self-owned trademark  "Linshang" 

2: In June 2012, "a measurement instrument of three wavelength optical transmittance" applied for  patent and obtained  it.

3: In July 2012, applied for  patent of "Digital Glass Thickness Meter",  and obtained it.

4: In September 2012, applied for  patent of "Solar Film Transmission Meter",  and obtained it.

5: In July 2013, applied for  patent of "Solar Film Transmission Meter",  and obtained it.

6: In July 2013, applied for  patent of "Heat-insulating Film Temperature Tester",  and obtained it.

7: In November 2013, applied for  patent of "vacuum coating online thickness tester",  and obtained it.

8: In November 2013, applied for  patent of "UV Energy Meter",  and obtained it.